If you cannot extend horizontally, think in terms of height: a vertical farming project is taking shape in Singapore, huge structures housing cultivable plots.
A chat with the Italian chef about his signature dish: a salad made with 140 plants - herbs, sprouts, greens, flowers - symbol of his culinary passion.
Here's a lovely three-minute video that shows how farmers in Northern California produce tree-ripened citrus fruits in the foothills of the Sierra Nevada.
An exclusive interview with the French chef Alain Ducasse, creator of a world culinary empire: future projects, trends and joung chefs to keep an eye on.